What are the best smartwatches for fitness tracking?
This page compares 3 smartwatches with verified specifications and prices. Top options include Fitbit Fitbit Charge 6 Tracker, Samsung Samsung Galaxy Watch8 Aluminum 44mm Bluetooth, Apple Apple Watch Ultra 4 GPS + Cellular 49mm Titanium Case. Prices range from £118 to £590. All data is sourced from manufacturer documentation and specialist retailers.
| Product ⇅ | Price ⇅ | Brand ⇅ | Model ⇅ | Case Material ⇅ | Diameter (mm) ⇅ | Thickness (mm) ⇅ | Water Resistance ⇅ | Movement Type ⇅ |
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Fitbit Fitbit Charge 6 Tracker
US
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£118.05 ≈ | Fitbit | Charge 6 | Aluminum | — | 11.2 | Up to 50 meters | — |
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The Fitbit Charge 6 is a fitness tracker with built-in GPS, heart-rate monitoring, ECG, SpO2 tracking, sleep tracking, and over 40 exercise modes. Its seven-day battery life and water resistance up to 50 meters make it suitable for everyday wellness tracking and regular workouts. ★ Ideal forIt suits fitness tracking because it combines built-in GPS, continuous heart-rate monitoring, ECG, SpO2 tracking, over 40 exercise modes, and water resistance up to 50 meters in a lightweight tracker. |
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Samsung Samsung Galaxy Watch8 Aluminum 44mm Bluetooth
US
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£243.55 ≈ | Samsung | Samsung Galaxy Watch8 | Armor aluminum | 44 | 8.6 | IP68 + 5 ATM + MIL-STD-810H | — |
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This lightweight smartwatch has a 44mm aluminum case, 1.47in Super AMOLED display, dual-band GPS, and health sensors for heart rate, ECG, body composition, sleep, and activity tracking. It suits Android users who want a fitness-focused smartwatch with running coaching, sleep insights, durable water resistance, and everyday smart features. ★ Ideal forIt suits fitness tracking because it combines dual-band GPS, optical heart-rate monitoring, ECG, body-composition measurement, Running Coach, sleep coaching, and IP68 plus 5 ATM water resistance. |
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Apple Apple Watch Ultra 4 GPS + Cellular 49mm Titanium Case
US
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£589.69 ≈ | Apple | Apple Watch Ultra 4 | Titanium | 49 | 12 | 100 meters | — |
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The Apple Watch Ultra 4 is a rugged GPS and cellular smartwatch with a 49mm titanium case, 100-meter water resistance, dual-frequency GPS, advanced heart-rate sensing, and up to 50 hours of normal use. It suits athletes, outdoor adventurers, divers, and users who want extensive health and fitness tracking with satellite communications. ★ Ideal forThis watch suits fitness tracking because it combines high-frequency heart-rate monitoring, recovery HRV, ECG, wrist-temperature sensing, sleep tracking, low-cardio-fitness notifications, dual-frequency GPS, and up to 45 hours of Max Extended Workout tracking. |
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